Write-up: Information has been received from the mother of a 18 year old female consumer who in late December 2006, was vaccinated 0.5 mL IM with her first dose of Gardasil. The patient came down with mononucleosis on 15-FEB-2007. Unspecified Blood work was performed. The patient was reported as recovered on 19-FEB-2007. No further information is available.